Move BrowserThread to content namespace.

chrome/browser/policy/enterprise_metrics_browsertest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/basictypes.h"
 #include "base/file_util.h"
 #include "base/message_loop.h"
 #include "base/metrics/histogram.h"
 #include "base/scoped_temp_dir.h"
 #include "base/time.h"
@@ skipping 22 matching lines @@
 #include "chrome/browser/chromeos/login/signed_settings.h"
 #include "chrome/browser/chromeos/system/statistics_provider.h"
 #include "chrome/browser/policy/device_policy_cache.h"
 #include "chrome/browser/policy/enterprise_install_attributes.h"
 #endif
 
 namespace policy {
 
 namespace em = enterprise_management;
 
+using content::BrowserThread;
 using testing::AnyNumber;
 using testing::DoAll;
 using testing::Invoke;
 using testing::Mock;
 using testing::Return;
 using testing::SetArgPointee;
 using testing::_;
 
 namespace {
 
@@ skipping 807 matching lines @@
   helper.CompleteRetrieve(chromeos::SignedSettings::NOT_FOUND);
   helper.SetData("\xff");
   helper.SetPolicy();
   ExpectSample(kMetricPolicyFetchInvalidPolicy);
   EXPECT_TRUE(CheckSamples());
 }
 
 #endif
 
 }  // namespace policy